Tool shank
Description
Claims
The ornamental design for a tool shank, as shown and described.
Referenced Cited
Patent History
Patent number: D617171
Type: Grant
Filed: Oct 8, 2009
Date of Patent: Jun 8, 2010
Inventor: Ming-Chi Chang (Taichung City)
Primary Examiner: Cathron C Brooks
Assistant Examiner: Barbara Fox
Application Number: 29/345,011
Type: Grant
Filed: Oct 8, 2009
Date of Patent: Jun 8, 2010
Inventor: Ming-Chi Chang (Taichung City)
Primary Examiner: Cathron C Brooks
Assistant Examiner: Barbara Fox
Application Number: 29/345,011
Classifications
Current U.S. Class:
D8/107